Features like a toothed jaw and a bony tail suggest that Archaeopteryx probably did not fly, possibly using its feathers for insulation or gliding instead of flight.

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Archaeopteryx is believed to have had feathers for insulation and gliding, but it is unclear whether it had the ability to fly. Its toothed jaw and bony tail are characteristics more commonly associated with non-avian dinosaurs than with modern birds capable of sustained flight.

Features Like a Toothed Jaw and a Bony Tail Suggest